package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    /*
    * 动态条件查询数据
    * */
    List<ShoppingCart> list(ShoppingCart shoppingCart);
    @Update("update shopping_cart set number=#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);
    /*
    * 插入购物车数据
    * */
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time,number) " +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime},#{number})")
    void insert(ShoppingCart shoppingCart);
    /*
    * 清空购物车
    * */
    @Delete("delete from shopping_cart where user_id=#{userId};")
    void deleteShoppingCartById(Long userId);
    /*
    * 删除购物车一个商品*/
    @Delete("delete from shopping_cart where id=#{id}")
    void deleteById(Long id);
    /*
    * 再来一单
    * */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
